Resubmissions

30-01-2023 13:33

230130-qtypzscc5w 10

30-01-2023 13:18

230130-qjzvascb81 10

General

  • Target

    file.exe

  • Size

    6KB

  • Sample

    230130-qtypzscc5w

  • MD5

    05205710322716e7b4c548e623ede6ae

  • SHA1

    3e2f75b285be2c148496d0381abd19f736e9f1f6

  • SHA256

    edc3a7a85b4c116fe3b5806dd71c08fa907ea41cd57c43abf0494135eac0595f

  • SHA512

    4e7e117b7d4b57464a4fedcab5ad4f26f2746c2e6534b30f1f1204627c37b8d92dc06c3f6cd6d8898a599cec786e50ad95f02008f46c197bee619b70bda1b8c2

  • SSDEEP

    96:d4Z26fQ8osOtQXdcmRONSb8y5UQVeGk1xNezNt:IbtoBaXdTCnSer94

Malware Config

Extracted

Family

purecrypter

C2

http://justnormalsite.ddns.net/SystemEnv/uploads/newsoftware-tester_Pcnzayly.png

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sfivegroupe.com
  • Port:
    587
  • Username:
    malika.baraitame@sfivegroupe.com
  • Password:
    S8YVh~75ZPC

Targets

    • Target

      file.exe

    • Size

      6KB

    • MD5

      05205710322716e7b4c548e623ede6ae

    • SHA1

      3e2f75b285be2c148496d0381abd19f736e9f1f6

    • SHA256

      edc3a7a85b4c116fe3b5806dd71c08fa907ea41cd57c43abf0494135eac0595f

    • SHA512

      4e7e117b7d4b57464a4fedcab5ad4f26f2746c2e6534b30f1f1204627c37b8d92dc06c3f6cd6d8898a599cec786e50ad95f02008f46c197bee619b70bda1b8c2

    • SSDEEP

      96:d4Z26fQ8osOtQXdcmRONSb8y5UQVeGk1xNezNt:IbtoBaXdTCnSer94

    • PureCrypter

      PureCrypter is a .NET malware loader first seen in early 2021.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Tasks